*{
    margin: 0;
    padding: 0;
}
.main-ul {
    list-style: none;
}

.left {
    float: left;
}
.right {
    float: right;
}
.clear {
    clear: both;
}
.main-ul > li > div {
    padding: 10px;
    box-shadow:0px 0px  10px 5px #aaa;
    border: 1px solid black;
    font-weight: 800;
} 
.main-ul > li {
    margin: 15px 0;
}


